Using a VII+ loader with VCDS poses severe risks that outweigh the cost savings:

The is a specific third-party utility used to manage and update firmware for aftermarket (clone) VCDS HEX-V2 diagnostic interfaces. In the context of these tools, a "solid piece" typically refers to the Real HEX-V2 or "Solid" STM32F405 hardware variant, which is considered the highest quality and most stable version of these diagnostic cables. Key Features of VIIPlusLoader & "Solid" Hardware